# The Teacher's Assistant: Or, A System of Practical Arithmetic: Wherein the Several Rules of that Useful Science are Illustrated by a Variety of Examples, a Large Proportion of which are in Federal Money : the Whole Designed to Abridge the Labour of Teachers, and to Facilitate the Instruction of Youth

Pub. and sold by McCarty & Davis, 1831 - 198

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 Sekcja 1 5 Sekcja 2 6 Sekcja 3 27 Sekcja 4 47 Sekcja 5 63 Sekcja 6 71 Sekcja 7 82 Sekcja 8 99
 Sekcja 13 141 Sekcja 14 143 Sekcja 15 155 Sekcja 16 157 Sekcja 17 168 Sekcja 18 181 Sekcja 19 182 Sekcja 20 185

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Strona 172 - Multiply the last term by the ratio, from the product subtract the first term, and divide the remainder by ratio less one for the sum of the series.
Strona 138 - MULTIPLICATION OF VULGAR FRACTIONS GENERAL RULE. Reduce compound fractions to single ones, and mixed numbers to improper fractions; then multiply the numerators together for a new numerator, and the denominators for a new denominator.
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Strona 160 - Bring down the first figure of the next period to the remainder for a new dividend, to which find a new divisor, and so on, till the whole be finished.
Strona 155 - Subtract the square number from the left hand period, and to the remainder bring down the next period for a dividend.
Strona 129 - Operations with Fractions A) To change a mixed number to an improper fraction, simply multiply the whole number by the denominator of the fraction and add the numerator.
Strona 130 - RULE. Multiply all the numerators together for a new numerator, and all the denominators for a new denominator: then reduce the new fraction to its lowest terms.